# Anki: what changed from 25 to 26

- Product: Anki (https://whatsnew.fyi/product/anki)
- Vendor: Ankitects
- Range: changelog entries numbered after 25.09.4 up to and including 26.08.1, stable releases only
- Entries below: 3 releases (newest first)
- Resolved: 25 is 25.09.4 and 26 is 26.08.1, the newest stable release of each major we track
- Carrying security changes: 0 · CVEs mentioned: 0 · Mentioning breaking changes: 0 · Removing or deprecating something: 2
- Page: https://whatsnew.fyi/product/anki/compare/25...26

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## What changed (43 changes, grouped by kind)

### Added

#### 26.08 (2026-08-01)

- An experimental rework of the editor can be enabled from Preferences > Experiments
- A new Experiments section has been added to the Preferences screen for experimental features

#### 26.05 (2026-06-16)

- Updates can be installed using Tools>Check For Updates
- Standard MSI installer provided for Windows
- Windows ARM64 build available
- Python API docs available at dev-docs.ankiweb.net
- Support for tag:nc:... syntax for case-insensitive tag searches
- Syntax for multi-card cloze deletions

### Changed

#### 26.08 (2026-08-01)

- Update to fsrs-rs 6.6.1, bringing performance improvements
- Bump minimum required macOS version to 13.0
- Strip FSRS parameters from deck configs on export without scheduling

#### 26.05 (2026-06-16)

- Replace terminal-based launcher with standard installation process
- Installation no longer requires network access
- macOS builds now require macOS 13 or later
- Linux x86_64 build now requires glibc 2.35+
- Linux aarch64 build now requires glibc 2.39+
- Minimum supported Python version is now 3.10
- Qt updated to 6.11
- User and developer documentation unified under single website
- Treat newlines as term breaks in search queries
- FSRS memory state updates faster through batched calculations
- Require three left-clicks to unlock FSRS parameter editing

### Fixed

#### 26.08.1 (2026-08-05)

- Fix broken custom study and unbury links in the congrats screen
- Fix broken OK button in help modals

#### 26.08 (2026-08-01)

- Fix some add-on editor buttons not working after multiple clicks
- Fix errors after add-on webviews are deleted
- Fix some inline styles not being filtered out in editor image pastes
- Fix all-users MSI installation failing to detect existing installation
- Do not block MSI install if registry points to a deleted old elevated install
- Build Linux fcitx5 plugin against the bundled Qt as a potential fix for startup crashes
- Avoid interval FSRS regressions from fuzz
- Check Database now fixes incorrect last review time entries in cards
- Fix Anki reporting that a full sync is required for new empty collections
- Do not modify collection if preferences haven't changed
- Follow Anki's language preference in webview and native form controls
- Fix note editor jumps html focus
- Fix text input refocuses when list item shortcuts are pressed

#### 26.05 (2026-06-16)

- FSRS short-term schedule now respected when using default parameters
- Per deck retention now applied when card is moved to filtered deck
- Desired retention refreshes when switching deck option presets

### Removed

#### 26.08 (2026-08-01)

- Remove unused plaintext paste handling in the editor
- Remove the uv launcher and old packaging code

#### 26.05 (2026-06-16)

- Terminal window no longer shown on installation or update

## Release notes

### 26.08.1

- Date: 2026-08-05
- Version: 26.08.1
- Original notes: https://github.com/ankitects/anki/releases/tag/26.08.1
- Permalink: https://whatsnew.fyi/product/anki/releases/26.08.1
- Labels: Platforms: Desktop

- **fixed** — Fix broken custom study and unbury links in the congrats screen
- **fixed** — Fix broken OK button in help modals

##### What Changed

- Fix broken custom study / unbury links in the congrats screen by @abdnh in https://github.com/ankitects/anki/pull/5278
- Fix broken OK button in help modals by @abdnh in https://github.com/ankitects/anki/pull/5279

**Full Changelog**: https://github.com/ankitects/anki/compare/26.08...26.08.1

### 26.08

- Date: 2026-08-01
- Version: 26.08
- Original notes: https://github.com/ankitects/anki/releases/tag/26.08
- Permalink: https://whatsnew.fyi/product/anki/releases/26.08
- Labels: Platforms: Desktop

- **fixed** — Fix some add-on editor buttons not working after multiple clicks
- **fixed** — Fix errors after add-on webviews are deleted
- **fixed** — Fix some inline styles not being filtered out in editor image pastes
- **removed** — Remove unused plaintext paste handling in the editor
- **changed** — Update to fsrs-rs 6.6.1, bringing performance improvements
- **added** — An experimental rework of the editor can be enabled from Preferences > Experiments
- **added** — A new Experiments section has been added to the Preferences screen for experimental features
- **changed** — Bump minimum required macOS version to 13.0
- **fixed** — Fix all-users MSI installation failing to detect existing installation
- **fixed** — Do not block MSI install if registry points to a deleted old elevated install
- **fixed** — Build Linux fcitx5 plugin against the bundled Qt as a potential fix for startup crashes
- **removed** — Remove the uv launcher and old packaging code
- **changed** — Strip FSRS parameters from deck configs on export without scheduling
- **fixed** — Avoid interval FSRS regressions from fuzz
- **fixed** — Check Database now fixes incorrect last review time entries in cards
- **fixed** — Fix Anki reporting that a full sync is required for new empty collections
- **fixed** — Do not modify collection if preferences haven't changed
- **fixed** — Follow Anki's language preference in webview and native form controls
- **fixed** — Fix note editor jumps html focus
- **fixed** — Fix text input refocuses when list item shortcuts are pressed

##### Installing

- If you're on 26.05+, you can also install this update using _Tools > Check for Updates_.
- The update feature in versions 25.07 to 25.09 cannot be used to update to this release. Please see https://forums.ankiweb.net/t/an-important-note-about-updating-to-26-05/70139

##### What's Changed

###### Changes since Beta 2

- Fix some add-on editor buttons not working after multiple clicks by @abdnh in https://github.com/ankitects/anki/pull/5220
- Fix errors after add-on webviews are deleted by @aps-amboss in https://github.com/ankitects/anki/pull/5234
- Fix some inline styles not being filtered out in editor image pastes by @abdnh in https://github.com/ankitects/anki/pull/5236
- Remove unused plaintext paste handling in the editor by @abdnh in https://github.com/ankitects/anki/pull/5237

###### New Features

- Update to fsrs-rs 6.6.1, bringing performance improvements. By @asukaminato0721 in https://github.com/ankitects/anki/pull/4956
- An experimental rework of the editor by @abdnh in https://github.com/ankitects/anki/pull/4029 can be enabled from Preferences>Experiments. The main goal is to make it possible to integrate the editor into mobile clients. May affect addon compatibility.
- A new Experiments section has been added to the Preferences screen. This is intended to bring experimental features such as the new editor early to users for testing and feedback. By @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5057

###### Other Notable Changes

- Bump minimum required macOS version to 13.0 by @abdnh in https://github.com/ankitects/anki/pull/5010
- Fix all-users MSI installation failing to detect existing installation by @abdnh in https://github.com/ankitects/anki/pull/5038
- Do not block MSI install if registry points to a deleted old elevated install by @abdnh in https://github.com/ankitects/anki/pull/5054
- Build Linux fcitx5 plugin against the bundled Qt as a potential fix for startup crashes in 26.05. By @xiaohan484 in https://github.com/ankitects/anki/pull/5142
- Remove the uv launcher and old packaging code by @abdnh in https://github.com/ankitects/anki/pull/5019
- Strip FSRS parameters from deck configs on export without scheduling by @chrislongros in https://github.com/ankitects/anki/pull/4721
- Avoid interval FSRS regressions from fuzz by @Tfc538 in https://github.com/ankitects/anki/pull/4826
- Check Database now fixes incorrect last review time entries in cards by @user1823 in https://github.com/ankitects/anki/pull/4648
- Improve FSRS optimal parameters message by @Expertium in https://github.com/ankitects/anki/pull/5181
- Fix Anki reporting that a full sync is required for new empty collections by @abdnh in https://github.com/ankitects/anki/pull/5112
- Do not modify collection if preferences haven't changed by @abdnh in https://github.com/ankitects/anki/pull/5135
- Follow Anki's language preference in webview and native form controls by @iDavi in https://github.com/ankitects/anki/pull/4935
- Fix note editor jumps html focus by @Yuukidiv in https://github.com/ankitects/anki/pull/4687
- Fix text input refocues when list item shortcuts are pressed by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/5007
- Fix empty card detection when template uses special field conditionals by @marcusl07 in https://github.com/ankitects/anki/pull/4807
- Fix image occlusion masks lost when adding notes in rare cases. By @LTimothy in https://github.com/ankitects/anki/pull/5155
- Fix text labels in image occlusion notes breaking if they contain special characters. By @iamllama in https://github.com/ankitects/anki/pull/5206
- Fix Card Info not updating on repeat by @DespicableGoose in https://github.com/ankitects/anki/pull/5115
- Do not close deck config screen when optimizing all presets by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4981
- Clean up FindDuplicatesDialog's webview on close to prevent theme-change crash by @LTimothy in https://github.com/anki

_[Truncated at 4000 characters — full notes: https://github.com/ankitects/anki/releases/tag/26.08]_

### 26.05

- Date: 2026-06-16
- Version: 26.05
- Original notes: https://github.com/ankitects/anki/releases/tag/26.05
- Permalink: https://whatsnew.fyi/product/anki/releases/26.05
- Labels: Platforms: Desktop

- **changed** — Replace terminal-based launcher with standard installation process
- **removed** — Terminal window no longer shown on installation or update
- **changed** — Installation no longer requires network access
- **added** — Updates can be installed using Tools>Check For Updates
- **added** — Standard MSI installer provided for Windows
- **added** — Windows ARM64 build available
- **changed** — macOS builds now require macOS 13 or later
- **changed** — Linux x86_64 build now requires glibc 2.35+
- **changed** — Linux aarch64 build now requires glibc 2.39+
- **changed** — Minimum supported Python version is now 3.10
- **changed** — Qt updated to 6.11
- **changed** — User and developer documentation unified under single website
- **added** — Python API docs available at dev-docs.ankiweb.net
- **added** — Support for tag:nc:... syntax for case-insensitive tag searches
- **added** — Syntax for multi-card cloze deletions
- **changed** — Treat newlines as term breaks in search queries
- **changed** — FSRS memory state updates faster through batched calculations
- **changed** — Require three left-clicks to unlock FSRS parameter editing
- **fixed** — FSRS short-term schedule now respected when using default parameters
- **fixed** — Per deck retention now applied when card is moved to filtered deck
- **fixed** — Desired retention refreshes when switching deck option presets

##### What's Changed

###### New Installer

This release replaces the terminal-based launcher introduced in 25.07 with a more standard installation process:

- Anki no longer shows a terminal on installation/update.
- Installation no longer requires network access.
- Updates can be installed using _Tools>Check For Updates_.
- A standard MSI installer is provided for Windows.
- A Windows ARM64 build is available.
- The macOS builds require macOS 13 or later.
- The Linux x86_64 build requires glibc 2.35+.
- The Linux aarch64 build requires glibc 2.39+.
- The minimum supported Python version is now 3.10 (The official builds still ship Python 3.13).
- Qt has been updated to 6.11

_Note_: The _Tools>Upgrade/Downgrade_ option in 25.07+ cannot be used to upgrade to this version due to packaging changes.

_By @abdnh @andrewsanchez @fernandolins @Luc-Mcgrady @iamllama in https://github.com/ankitects/anki/pull/4629_

###### Documentation Improvements

- All user/developer documentation is now unified under a [single website](https://anki.mintlify.app/) deployed from the main repo. The different docs repos will be archived and existing issues moved soon. By @andrewsanchez @Luc-Mcgrady @abdnh in https://github.com/ankitects/anki/pull/4882
- Python API docs can now be viewed in [dev-docs.ankiweb.net](https://dev-docs.ankiweb.net/en/latest/api-python.html). By @andrewsanchez in https://github.com/ankitects/anki/pull/4579

###### FSRS/Scheduling Changes

- Rework the efficiency ratio graph in FSRS Help Me Decide by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4452
- Require three left-clicks to unlock FSRS parameter editing by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4372
- Speed up FSRS memory state updates by batching calculations by @DanielPechersky in https://github.com/ankitects/anki/pull/4335
- Improve performance of `reviews_for_fsrs` function by @L-M-Sherlock in https://github.com/ankitects/anki/pull/4339
- Fix/first and latest review dates should only consider entries with a rating. by @L-M-Sherlock in https://github.com/ankitects/anki/pull/4360
- Fix/Ensure fuzz doesn't go backward during rescheduling by @user1823 in https://github.com/ankitects/anki/pull/4364
- Fix/Per deck retention not used when card is moved to filtered deck by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4413
- Restore retrievability SQL fix that was accidentally reverted by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4424
- Fix/rounded corners on FSRS Simulator modal by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4535
- Fix FSRS short-term schedule being ignored when using default parameters by @L-M-Sherlock in https://github.com/ankitects/anki/pull/4412
- Use quantiles for FSRS retrievability stat ranges by @Luc-Mcgrady in https://github.com/ankitects/anki/pull/4425
- Make descending retrievability a pure R sort by @user1823 in https://github.com/ankitects/anki/pull/4400
- Don't reschedule suspended cards by @L-M-Sherlock in https://github.com/ankitects/anki/pull/4453
- Apply deck-specific load balancer settings to filtered deck study by @MoamenAbdelsattar in https://github.com/ankitects/anki/pull/4574
- Prioritize previously-attempted cards in the intraday learning queue by @user1823 in https://github.com/ankitects/anki/pull/4393
- Improve sibling dispersal in the load balancer, including across presets by @jakeprobst in https://github.com/ankitects/anki/pull/4640
- Fix desired retention not refreshing when switching deck option presets by @barisayyildiz in https://github.com/ankitects/anki/pull/4610
- Improve FSRS invalid parameters error message with FAQ link by @AmandaSternberg-creator in https://github.com/ankitects/anki/pull/4342
- Clarify ambiguous "this value" wording in desired retention tooltip by @Expertium in https://github.com/ankitects/anki/pull/4647
- Expose `setParameterUnlockClickTimeoutMs` for FSRS parameter unlock timeout by @Luc-Mcgrady

_[Truncated at 4000 characters — full notes: https://github.com/ankitects/anki/releases/tag/26.05]_